The sons of Mil
tuatha de dunann
The people of sólás. Inhabitants are fairies, and wizards. Including leprechans,(if you find a leprachan, and he bribes you, dont take the bribe!), sprites, banshee, changelings, and all manner of good and evil spirits. They control sólás and no man will take it from them.
A few notable tuatha de dunann:
Abcán: Dwarf ferriman between this world and the other.